Here is a fantastic, informative, interactive presentation on plant and animal cells. The PowerPoint is produced by an elementary school teacher who has a doctorate in science, and it shows! This would be a splendid presentation to use...

A great review of the structure and function of carbon-based molecules important to life, especially with relevance to humans. The chemistry behind the combination of polymers and the breakdown of bonds is covered. Valuable content...

Unearth this gem of a resource to use in your geology unit! With colorful images, bullet-point text, and links to related videos, it deals with the characteristics, properties, and identification of minerals. There are also slides...

Each of the slides in this presentation provide learners with an image found at a northwestern art museum and a critical analysis of what can be seen in each piece. Learners can view this prior to a museum trip in order to build...

Historical and humorous examples pepper this through presentation, which addresses logical infelicities and humor in business, advertising, and even politics. Though designed for a business and advertising class, this lecture could also...